Supertech Exhaust Valve Stem Seal

2005–2010 Scion tC / Toyota Celica 1ZZ/2ZZ Engines

VS-T5.5E-8

Overview:

The Supertech Exhaust Valve Stem Seal is a precision-engineered replacement part designed specifically for the 2005 to 2010 Scion tC equipped with the 2AZ-FE engine, as well as Toyota Celica models featuring the 1ZZ and 2ZZ engines. Crafted to ensure optimal sealing performance, this set of eight 5.5mm Viton seals helps maintain proper valve stem lubrication while preventing oil leaks and reducing exhaust emissions.

Ideal for daily drivers and performance enthusiasts alike, these valve stem seals support engine reliability and longevity by minimizing oil consumption and maintaining consistent valve operation. Whether you are performing routine maintenance or addressing valve stem seal wear, this Supertech set offers a durable and effective solution tailored to your vehicle’s specific engine requirements.

Key Features:

Supertech’s Exhaust Valve Stem Seals combine quality materials and precise manufacturing to deliver dependable performance. Key features include:

• Constructed from high-grade Viton material for superior heat resistance and chemical durability.
• 5.5mm size engineered to fit exhaust valve stems on 2AZ-FE, 1ZZ, and 2ZZ engines accurately.
• Designed to prevent oil leakage into the combustion chamber, reducing smoke and emissions.
• Helps maintain proper valve lubrication, supporting smooth engine operation and longevity.
• Set of 8 seals included, covering all exhaust valves for a complete service.
• OEM-quality fitment ensures easy installation and reliable sealing performance.
• Compatible with both Scion tC and Toyota Celica models within the specified years and engine types.

Construction & Design:

The valve stem seals are manufactured using Viton, a fluorocarbon-based synthetic rubber known for its excellent resistance to high temperatures, oils, and combustion byproducts. This material choice ensures the seals maintain their integrity under the demanding conditions of the exhaust valve environment.

Each seal is precision molded to the exact dimensions required for the exhaust valve stems of the 2AZ-FE, 1ZZ, and 2ZZ engines, providing a tight, leak-proof fit. This precision reduces the risk of premature wear and helps maintain optimal engine performance by controlling oil flow to the valve stems.

Installation & Fitment:

This set of Supertech Exhaust Valve Stem Seals is designed for direct replacement on the 2005–2010 Scion tC with the 2AZ-FE engine and Toyota Celica models equipped with 1ZZ or 2ZZ engines. Installation requires standard mechanical skills and tools typically used for valve cover and valve train service.

No modifications to the engine or additional tuning are necessary when installing these seals. They fit precisely to OEM specifications, ensuring a straightforward replacement process that restores proper valve stem sealing.

• Direct OEM fitment for specified engines and models.
• No cutting, drilling, or special tuning required.
• Recommended to replace all exhaust valve stem seals simultaneously for balanced performance.

What’s Included

• Set of 8 Supertech 5.5mm Viton Exhaust Valve Stem Seals

Ideal For:

This valve stem seal set is ideal for:

• Owners of 2005–2010 Scion tC with 2AZ-FE engines seeking reliable valve stem sealing.
• Toyota Celica enthusiasts with 1ZZ or 2ZZ engines performing maintenance or repairs.
• Daily drivers and performance enthusiasts aiming to reduce oil consumption and exhaust smoke.
• Technicians and DIY mechanics requiring OEM-quality replacement seals for valve service.

Supertech is a manufacturer of high-performance automotive components, including engine valves, pistons, and valve springs, designed for racing applications. Their products are engineered to enhance engine performance and durability, catering to enthusiasts building street, drift, and track vehicles.